4. a. They were able to breathe easily.
b. They were able to breed easily.

5. a. We held the other.
b. We held the udder.

Part 4: Sentences

1. Bathing our dog was a lot of work.
2. Some of her sentences are too wordy.
3. They bought some seeds so they can have more flowers in the front.
4. When infants teethe, they can be very cranky.
5. Be sure to lather up when you wash your hands.
6. Dining there can be a lot of fun.